1.\" $OpenBSD: amdpm.4,v 1.10 2007/05/31 19:19:49 jmc Exp $ 2.\" 3.\" Copyright (c) 2002 Michael Shalayeff 4.\" All rights reserved 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 15.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) AND CONTRIBUTORS 16.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 17.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 18.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS 19.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR 22.\" BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 23.\" WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 24.\" OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 25.\" ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26.\" 27.Dd $Mdocdate: May 31 2007 $ 28.Dt AMDPM 4 29.Os 30.Sh NAME 31.Nm amdpm 32.Nd AMD-756/766/768/8111 Power Management and SMBus controller 33.Sh SYNOPSIS 34.Cd "amdpm* at pci?" 35.Cd "iic* at amdpm?" 36.Sh DESCRIPTION 37The 38.Nm 39driver provides support for the 40AMD-756/766/768/8111 Power Management controller. 41.Pp 42The RNG function of the AMD-768/8111 Power Management controller 43is supported. 44Data generated by the RNG get fed into the pool of the 45.Xr random 4 46device. 47.Pp 48The SMBus host interface of the AMD-756/766/768/8111 Power Management controller 49and NVIDIA nForce 1 chipset are also supported. 50The SMBus host interface can be used with the 51.Xr iic 4 52framework. 53.Sh SEE ALSO 54.Xr iic 4 , 55.Xr intro 4 , 56.Xr pci 4 , 57.Xr random 4 58.Sh HISTORY 59The 60.Nm 61device driver appeared in 62.Ox 3.2 . 63SMBus host interface support was added in 64.Ox 3.9 . 65